#include<stdio.h>
int main(){
    int age=0;
    scanf("%d",& age);
    if(age <= 18)
    {
        printf("lad\n");
    }
    else
    {
        if(18 <= age && age <= 44)
        {
          printf("teenager\n");
        }
        else
        {
            if(45 <= age && age<= 59)
            {
                printf("middle-aged and old people");
            }
          else
            {
                if(60 <=age && age <=89)
                {
                printf("old people");
                }
                else
                {
                    if(age <=90)
                    {
                    printf("god of longevity");
                    }
                }
            }
        }    
    }
return 0;
}